diff --git a/.github/workflows/workflow.yml b/.github/workflows/cmake.yml
similarity index 90%
rename from .github/workflows/workflow.yml
rename to .github/workflows/cmake.yml
index b1443a0d..3a453b2c 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/cmake.yml
@@ -1,17 +1,17 @@
-name: "Main Workflow"
+name: "CMake CI"
 on:
   pull_request:
   push:
 
 jobs:
-  build_and_test:
+  cmake-build:
     runs-on: ubuntu-latest
     env:
       CFLAGS:   -DSTC_STATIC -Wall -Wno-unused-function -ggdb3 -fsanitize=address -fsanitize=undefined -fsanitize=pointer-compare -fsanitize=pointer-subtract
       CXXFLAGS: -DSTC_STATIC -Wall -Wno-unused-function -ggdb3 -fsanitize=address -fsanitize=undefined -fsanitize=pointer-compare -fsanitize=pointer-subtract
     steps:
     - name: 'Checkout'
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: 'Build & Test'
       uses: ashutoshvarma/action-cmake-build@master
       with:
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 00000000..5d0df95d
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,46 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+
+jobs:
+  meson-build-and-tests:
+    runs-on: ${{ matrix.platform }}
+    name: >-
+      Meson build + tests (${{ matrix.platform }}, ${{ matrix.mode.name }} ${{ matrix.flavor }})
+    strategy:
+      fail-fast: false
+      matrix:
+        flavor:
+          - debug
+          - release
+        mode:
+          - { name: default, args: -Dtests=enabled }
+          - { name: sanitize, args: "-Db_sanitize=address,undefined" }
+        platform:
+          - macos-latest
+          - windows-2022
+          - ubuntu-22.04
+
+    steps:
+      - name: Setup meson
+        run: |
+          pipx install meson ninja
+      - name: Checkout
+        uses: actions/checkout@v4
+        with: { submodules: recursive }
+      - name: Activate MSVC and Configure
+        if: ${{ matrix.platform == 'windows-2022' }}
+        run: |
+          meson setup build-${{ matrix.flavor }} --buildtype=${{ matrix.flavor }} ${{ matrix.mode.args }} --vsenv
+      - name: Configuring
+        if: ${{ matrix.platform != 'windows-2022' }}
+        run: |
+          meson setup build-${{ matrix.flavor }} --buildtype=${{ matrix.flavor }} ${{ matrix.mode.args }}
+      - name: Building
+        run: |
+          meson compile -C build-${{ matrix.flavor }}
+      - name: Running tests
+        run: |
+          meson test -C build-${{ matrix.flavor }}